As everybody know with the name called Dragon Boat, Hari-boat(sabani)race is one of the most traditional event especially for the fishermen throughout Okinawa in the early summer season. Hari had came from China during the era of the Ryukyu Kingtom and it's for wishing whole fishermen's luck and safe fishing.Nowadays,each festivals got more various kind of colorful boats and racers like students team,wemens team,and much more. At the every location of the festival,audiences could enjoy concerts,foods and fireworks as well. In 13th century,at the Ryutan pond of the Shuri Castle,The king of Ryukyu entertained the messengers from China with Dragon Boat on the pond, remaining on the old documents. Isn't it so exciting if the hari-boats on the ryutan pond restored in today?